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    wiki.py 4.17 KiB
    import requests
    import json
    
    import config
    
    HTTP_STATUS_OK = 200
    HTTP_STATUS_AUTHENTICATE = 401
    
    class WikiException(Exception):
        pass
    
    def _filter_params(params):
        result = {}
        for key, value in sorted(params.items(), key=lambda t: t[0] == "token"):
            if isinstance(value, bool):
                if value:
                    result[key] = ""
            else:
                result[key] = value
        return result
    
    class WikiClient:
        def __init__(self, active=None, endpoint=None, anonymous=None,  user=None, password=None, domain=None):
            self.active = active if active is not None else config.WIKI_ACTIVE
            self.endpoint = endpoint if endpoint is not None else config.WIKI_API_URL
            self.anonymous = anonymous if anonymous is not None else config.WIKI_ANONYMOUS
            self.user = user if user is not None else config.WIKI_USER
            self.password = password if password is not None else config.WIKI_PASSWORD
            self.domain = domain if domain is not None else config.WIKI_DOMAIN
            self.token = None
            self.cookies = requests.cookies.RequestsCookieJar()
    
        def __enter__(self):
            if not self.anonymous:
                self.login()
            return self
    
        def __exit__(self, type, value, traceback):
            if not self.anonymous:
                self.logout()
    
        def is_logged_in(self):
            return self.token is not None
    
        def login(self):
            if not self.active:
                return
            # todo: Change this to the new MediaWiki tokens api once the wiki is updated
            token_answer = self.do_action("login", method="post", lgname=self.user)
            if "login" not in token_answer or "token" not in token_answer["login"]:
                raise WikiException("No token in login answer.")
            lgtoken = token_answer["login"]["token"]
            login_answer = self.do_action("login", method="post", lgname=self.user, lgpassword=self.password, lgdomain=self.domain, lgtoken=lgtoken)
            if ("login" not in login_answer
            or "result" not in login_answer["login"]
            or login_answer["login"]["result"] != "Success"):
                raise WikiException("Login not successful.")
    
    
        def logout(self):
            if not self.active:
                return
            self.do_action("logout")
    
        def edit_page(self, title, content, summary, recreate=True, createonly=False):
            if not self.active:
                return
            # todo: port to new api once the wiki is updated
            prop_answer = self.do_action("query", method="get", prop="info", intoken="edit", titles=title)
            if ("query" not in prop_answer
            or "pages" not in prop_answer["query"]):
                raise WikiException("Can't get token for page {}".format(title))
            pages = prop_answer["query"]["pages"]
            edit_token = None
            for page in pages.values():
                if page["title"] == title:
                    edit_token = page["edittoken"]
                    break
            if edit_token is None:
                raise WikiException("Can't get token for page {}".format(title))
            edit_answer = self.do_action(action="edit", method="post", data={"text": content},
                token=edit_token, title=title,
                summary=summary, recreate=recreate,
                createonly=createonly, bot=True)
    
        def do_action(self, action, method="get", data=None, **kwargs):
            if not self.active:
                return
            kwargs["action"] = action
            kwargs["format"] = "json"
            params = _filter_params(kwargs)
            def _do_request():
                if method == "get":
                    return requests.get(self.endpoint, cookies=self.cookies, params=params, auth=requests.auth.HTTPBasicAuth(self.user, self.password))
                elif method == "post":
                    return requests.post(self.endpoint, cookies=self.cookies, data=data, params=params, auth=requests.auth.HTTPBasicAuth(self.user, self.password))
            req = _do_request()
            if req.status_code != HTTP_STATUS_OK:
                raise WikiException("HTTP status code {} on action {}.".format(req.status_code, action))
            self.cookies.update(req.cookies)
            return req.json()
    
    def main():
        with WikiClient() as client:
            client.edit_page(title="Test", content="This is a very long text.", summary="API client test")